Gottfried, B. M. (2010). The maps of Gettysburg: An atlas of the Gettysburg campaign, June 3-July 13, 1863 (1st ed., col. ed.). Savas Beatie.
芝加哥风格引文Gottfried, Bradley M. The Maps of Gettysburg: An Atlas of the Gettysburg Campaign, June 3-July 13, 1863. 1st ed., col. ed. New York: Savas Beatie, 2010.
MLA引文Gottfried, Bradley M. The Maps of Gettysburg: An Atlas of the Gettysburg Campaign, June 3-July 13, 1863. 1st ed., col. ed. Savas Beatie, 2010.
警告：这些引文格式不一定是100％准确.